2 * Copyright 2017, Michael Ellerman, IBM Corporation.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License version
6 * 2 as published by the Free Software Foundation;
8 #ifndef _LINUX_SET_MEMORY_H_
9 #define _LINUX_SET_MEMORY_H_
11 #ifdef CONFIG_ARCH_HAS_SET_MEMORY
12 #include <asm/set_memory.h>
14 static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; }
15 static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; }
16 static inline int set_memory_x(unsigned long addr, int numpages) { return 0; }
17 static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
20 #ifndef set_mce_nospec
21 static inline int set_mce_nospec(unsigned long pfn)
27 #ifndef clear_mce_nospec
28 static inline int clear_mce_nospec(unsigned long pfn)
34 #ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT
35 static inline int set_memory_encrypted(unsigned long addr, int numpages)
40 static inline int set_memory_decrypted(unsigned long addr, int numpages)
44 #endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */
46 #endif /* _LINUX_SET_MEMORY_H_ */